Bubbles from new lights?

doodle1800

Active Member
I just purchased (2 months ago) a pro light system - 2-150 watt 10k's with 2 96 watt actinics. Things started out ok in the tank - no algae at all to moderate algae growth - expected maybe from the increase in light wattage on my tank. From 260 watts to almost 500 watts on a 90 gal tank.
Now I'm getting bubbles everywhere - not algae bubbles, but bubbles that go to the top with the wave of a hand in the water. They collect on the rocks and sand in a matter of hours of the lights going on.
Anyone know what is causing this?
 
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